Finding the Fourth Proportional to 49,601.16, 68,423.94 and 30,705.48

Step by Step Solution

1. Step 1: Write the proportion equation
   49,601.16 : 68,423.94 = 30,705.48 : x
2. Step 2: Convert to fraction form
   49,601.16/68,423.94 = 30,705.48/x
3. Step 3: Cross multiply
   49,601.16x = 68,423.94 × 30,705.48
4. Step 4: Simplify right side
   49,601.16x = 2,100,989,921.19
5. Step 5: Solve for x
   x = 2,100,989,921.19/49,601.16
6. Step 6: Final answer
   x = 42,357.68